---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-390 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 468 5174 0 2332 7224 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:9b:1b:32 brd ff:ff:ff:ff:ff:ff inet 10.32.6.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe9b:1b32/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-390) 05/09/26 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 178.07 97.35 80.72 5182.47 40736.69 03:50:01 69.24 12.68 56.57 268.84 9499.41 03:51:01 31.74 0.03 31.71 0.80 6556.08 03:52:01 9.10 0.00 9.10 0.00 374.60 03:53:01 53.02 0.98 52.04 89.19 12214.90 Average: 68.23 22.24 45.99 1111.03 13890.73 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 6005556 7425640 2161856 26.47 36244 1564276 676904 7.34 574180 1426476 86636 03:50:01 5692540 7346932 2474872 30.30 56500 1762920 844876 9.17 673588 1608884 118612 03:51:01 5503032 7230992 2664380 32.62 58600 1832528 879624 9.54 790568 1677244 1716 03:52:01 5444356 7212648 2723056 33.34 60456 1869500 887608 9.63 809644 1712492 35104 03:53:01 5351796 7445480 2815616 34.47 65888 2182544 640132 6.95 597660 2004348 27780 Average: 5599456 7332338 2567956 31.44 55538 1842354 785829 8.53 689128 1685889 53970 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 422.81 229.43 1501.46 66.55 0.00 0.00 0.00 0.00 03:49:02 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 03:50:01 ens3 61.58 47.28 472.50 12.02 0.00 0.00 0.00 0.00 03:50:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 93.12 99.22 1149.83 14.08 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 181.97 182.80 619.49 22.89 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 504.05 446.78 3473.51 58.58 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 253.34 201.61 1446.60 34.90 0.00 0.00 0.00 0.00 Average: lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-390) 05/09/26 _x86_64_ (4 CPU) 03:47:58 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 21.18 0.00 3.02 5.79 1.80 68.20 03:49:02 0 10.49 0.00 2.41 8.94 1.85 76.31 03:49:02 1 8.56 0.00 1.83 5.11 1.43 83.07 03:49:02 2 43.04 0.00 3.22 5.21 2.32 46.20 03:49:02 3 22.71 0.00 4.63 3.89 1.61 67.15 03:50:01 all 22.68 0.00 1.66 1.94 1.53 72.19 03:50:01 0 18.66 0.00 1.47 2.45 1.37 76.04 03:50:01 1 24.21 0.00 1.88 0.91 1.25 71.75 03:50:01 2 22.62 0.00 1.50 3.33 2.05 70.49 03:50:01 3 25.22 0.00 1.78 1.08 1.44 70.48 03:51:01 all 11.11 0.00 0.69 0.49 1.37 86.35 03:51:01 0 13.40 0.00 1.00 1.71 1.61 82.28 03:51:01 1 11.18 0.00 0.93 0.22 1.38 86.30 03:51:01 2 13.24 0.00 0.30 0.00 1.70 84.76 03:51:01 3 6.61 0.00 0.52 0.02 0.82 92.04 03:52:01 all 5.06 0.00 0.40 0.03 0.66 93.84 03:52:01 0 7.78 0.00 0.55 0.02 0.93 90.72 03:52:01 1 6.00 0.00 0.55 0.00 0.62 92.84 03:52:01 2 2.00 0.00 0.27 0.00 0.65 97.08 03:52:01 3 4.47 0.00 0.27 0.12 0.42 94.73 03:53:01 all 20.77 0.00 1.70 0.83 1.54 75.17 03:53:01 0 15.82 0.00 1.65 1.22 1.55 79.76 03:53:01 1 42.85 0.00 1.33 0.35 1.91 53.55 03:53:01 2 11.08 0.00 2.23 0.22 1.41 85.07 03:53:01 3 13.31 0.00 1.56 1.55 1.30 82.28 Average: all 16.14 0.00 1.49 1.82 1.38 79.17 Average: 0 13.21 0.00 1.42 2.87 1.46 81.05 Average: 1 18.54 0.00 1.30 1.32 1.32 77.52 Average: 2 18.38 0.00 1.50 1.75 1.63 76.75 Average: 3 14.43 0.00 1.75 1.33 1.12 81.37